Actor.getRelatedPerson(Type1, Type2, ..., TypeN)


USE:
Get a single NPC with a relationship of the specified type or another with the specified NPC. The list for 'Type' is:
- Dating
- Spouses
- Siblings
- ParentChild
- Cousins
- BossEmployee
- Colleagues

TYPE: Command, non-Ref
RETURNS: Actor
THEME: NPC-NPC
COMPARE: getRelatedPeople

EXAMPLE:
    WHO: Dating = getSpecific(Dating); InLaw = Dating.getRelatedPerson(ParentChild)
    // For a scene related to the in laws perhaps
    
    JohnsSO = John.getRelatedPerson(Spouses, Dating)  
    If JohnsSO.isValid()
        JohnsSO.show(3)
        JohnsSO.dress()
        "John's sweetheart arrives. We can swing now!"
    Else
        "John is single."
    Endif